<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <meta http-equiv="X-UA-Compatible" content="ie=edge">
    <title>example methods</title>
    <script type="text/javascript" src="../assets/js/vue.js"></script>
    <script type="text/javascript" src="../assets/js/jquery-3.3.1.min.js"></script>
</head>
<body>
    <h1>example methods</h1>
    <hr>
    <div id="app">
        {{message}}
    </div>

    <script type="text/javascript">
        var app = new Vue({
            el:'#app',
            data:{
                message:'hello world!'
            },
            mounted:function(){
                $("#app").html("我是jquery")
            },
            methods:{
                add:function(){
                    console.log('调用了构造器内部ADD方法！')
                    
                }
            }

        })
        app.add();
        console.log(app.add())
    </script>
</body>
</html>